Re: [PATCH 09/18] cdev: record whether partition is parsed from OF

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Hi Ahmad,

again some nitpicky typo fixes.

On Wed, May 31 2023 at 16:59 +0200, Ahmad Fatoum <a.fatoum@xxxxxxxxxxxxxx> wrote:
> Later code will make it possible to define a on-disk-described partition

s/a on-disk-described/an on-disk-described/

> in the DT as well. For this reason, we can't assumed

s/assumed/assume/

Best regards
Ulrich


> DEVFS_PARTITION_FROM_TABLE to mean !DT, so let's add a dedicated flag
> for that.
>
> Signed-off-by: Ahmad Fatoum <a.fatoum@xxxxxxxxxxxxxx>
> ---
>  drivers/of/partition.c | 5 +++--
>  fs/fs.c                | 2 ++
>  include/driver.h       | 5 +++--
>  3 files changed, 8 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/of/partition.c b/drivers/of/partition.c
> index a70e503cec9e..15943502ce17 100644
> --- a/drivers/of/partition.c
> +++ b/drivers/of/partition.c
> @@ -74,6 +74,7 @@ struct cdev *of_parse_partition(struct cdev *cdev, struct device_node *node)
>  	}
>  
>  	new->device_node = node;
> +	new->flags |= DEVFS_PARTITION_FROM_OF;
>  
>  	if (IS_ENABLED(CONFIG_NVMEM) && of_device_is_compatible(node, "nvmem-cells")) {
>  		struct nvmem_device *nvmem = nvmem_partition_register(new);
> @@ -162,7 +163,7 @@ int of_fixup_partitions(struct device_node *np, struct cdev *cdev)
>  		return 0;
>  
>  	list_for_each_entry(partcdev, &cdev->partitions, partition_entry) {
> -		if (partcdev->flags & DEVFS_PARTITION_FROM_TABLE)
> +		if (!(partcdev->flags & DEVFS_PARTITION_FROM_OF))
>  			continue;
>  		n_parts++;
>  	}
> @@ -213,7 +214,7 @@ int of_fixup_partitions(struct device_node *np, struct cdev *cdev)
>  		u8 tmp[16 * 16]; /* Up to 64-bit address + 64-bit size */
>  		loff_t partoffset;
>  
> -		if (partcdev->flags & DEVFS_PARTITION_FROM_TABLE)
> +		if (!(partcdev->flags & DEVFS_PARTITION_FROM_OF))
>  			continue;
>  
>  		if (partcdev->mtd)
> diff --git a/fs/fs.c b/fs/fs.c
> index 1820e48393af..9d8aab268ca4 100644
> --- a/fs/fs.c
> +++ b/fs/fs.c
> @@ -88,6 +88,8 @@ void cdev_print(const struct cdev *cdev)
>  			printf(" fixed-partition");
>  		if (cdev->flags & DEVFS_PARTITION_READONLY)
>  			printf(" readonly-partition");
> +		if (cdev->flags & DEVFS_PARTITION_FROM_OF)
> +			printf(" of-partition");
>  		if (cdev->flags & DEVFS_PARTITION_FROM_TABLE)
>  			printf(" table-partition");
>  		if (cdev->flags & DEVFS_IS_MCI_MAIN_PART_DEV)
> diff --git a/include/driver.h b/include/driver.h
> index 42e513a15603..118d2adb6750 100644
> --- a/include/driver.h
> +++ b/include/driver.h
> @@ -584,8 +584,9 @@ extern struct list_head cdev_list;
>  #define DEVFS_PARTITION_FIXED		(1U << 0)
>  #define DEVFS_PARTITION_READONLY	(1U << 1)
>  #define DEVFS_IS_CHARACTER_DEV		(1U << 3)
> -#define DEVFS_PARTITION_FROM_TABLE	(1U << 4)
> -#define DEVFS_IS_MCI_MAIN_PART_DEV	(1U << 5)
> +#define DEVFS_IS_MCI_MAIN_PART_DEV	(1U << 4)
> +#define DEVFS_PARTITION_FROM_OF		(1U << 5)
> +#define DEVFS_PARTITION_FROM_TABLE	(1U << 6)
>  
>  struct cdev *devfs_add_partition(const char *devname, loff_t offset,
>  		loff_t size, unsigned int flags, const char *name);
-- 
Pengutronix e.K.                           | Ulrich Ölmann               |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |
Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0    |
Amtsgericht Hildesheim, HRA 2686           | Fax:   +49-5121-206917-5555 |





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